Home / 27,869.80-38,457.77-16,537.34

Finding the Fourth Proportional to 27,869.80, 38,457.77 and 16,537.34

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Solution

The fourth proportional to 27,869.80, 38,457.77 and 16,537.34 is: 22,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.80 : 38,457.77 = 16,537.34 : x
  2. Step 2: Convert to fraction form
    27,869.80/38,457.77 = 16,537.34/x
  3. Step 3: Cross multiply
    27,869.80x = 38,457.77 × 16,537.34
  4. Step 4: Simplify right side
    27,869.80x = 635,988,943.16
  5. Step 5: Solve for x
    x = 635,988,943.16/27,869.80
  6. Step 6: Final answer
    x = 22,820.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.